838460720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2239}}^1$

素因数の和:2434

約数の個数: 80

約数和(自身を含む): 2026536960

約数和(自身を除く): 1188076240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 151, 155, 248, 302, 310, 496, 604, 620, 755, 1208, 1240, 1510, 2239, 2416, 2480, 3020, 4478, 4681, 6040, 8956, 9362, 11195, 12080, 17912, 18724, 22390, 23405, 35824, 37448, 44780, 46810, 69409, 74896, 89560, 93620, 138818, 179120, 187240, 277636, 338089, 347045, 374480, 555272, 676178, 694090, 1110544, 1352356, 1388180, 1690445, 2704712, 2776360, 3380890, 5409424, 5552720, 6761780, 10480759, 13523560, 20961518, 27047120, 41923036, 52403795, 83846072, 104807590, 167692144, 209615180, 419230360, 838460720]

約数ペア:

[(1, 838460720), (2, 419230360), (4, 209615180), (5, 167692144), (8, 104807590), (10, 83846072), (16, 52403795), (20, 41923036), (31, 27047120), (40, 20961518), (62, 13523560), (80, 10480759), (124, 6761780), (151, 5552720), (155, 5409424), (248, 3380890), (302, 2776360), (310, 2704712), (496, 1690445), (604, 1388180), (620, 1352356), (755, 1110544), (1208, 694090), (1240, 676178), (1510, 555272), (2239, 374480), (2416, 347045), (2480, 338089), (3020, 277636), (4478, 187240), (4681, 179120), (6040, 138818), (8956, 93620), (9362, 89560), (11195, 74896), (12080, 69409), (17912, 46810), (18724, 44780), (22390, 37448), (23405, 35824)]